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1/10 ARRMA BIG ROCK 4X4 3S BLX Brushless Monster Truck RTR, Black

ARA4312V3
$339.99
In stock
1
Product Details
UPC: 5052127038287
Brand: Arrma

The ARRMA® BIG ROCK™ CREW CAB 4X4 3S BLX offers scale realism, dirt-chucking action and 50+ mph speed potential! It’s also updated with a Spektrum™ SLT3™ radio, Firma™ brushless motor, tougher chassis, wider stance, stronger steering servo and more.

  • Spektrum™ Firma™ 3660 3200Kv brushless motor with Safe D pinion and ARRMA® heatsink and cooling fan
  • Stronger chassis and retained hinge pin plates
  • Steering with more clearance for stones
  • Castellated slipper pad and sliding gear mesh
  • Ready to Run (RTR) completion level is fully assembled and includes everything needed besides batteries and a charger.

Added to the store on September 21, 2026

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